Screen-clamping device



W. J. DUFIFICY SCREEN CLAMPING DEVGE Filed March l2, 1928 vvrrNEss: "w www limatented Sept., mi, ltliiltit lSUREJEN-llM/[PING DEVICE.

@riginal application led lilly 29, 192i?, Serial No. 209,340. Divided and this application tiled March 12,

` ieee. serial no. 261,111.

This invention relates to a clamping device ln carrying out this invention, one of the for a window screen such as that 'forming the strips 7 which form the guides 'for each side subject matter ot an application filed by me edge of the screen, is movably arranged and on July 29, 1927, Serial No. 209,340, the has an extension 8 thereon which has a hole 5o general object of this invention being to protherein for receiving the crank end oit a stub vide means for clamping the edges of the shaft 9 journaled in a part of the window screen in its guiding grooves in the window trame with its outer end provided with a Jframe to prevent movement of the screen handle so that by turning the shaft by when the same is being attached to or de means ot this handle, the strip 7 is moved M l tached from the sash. toward and away from the other strip. When This invention also consists in certain other the strip 7 is moved toward the other strip, features of construction and in the combina- .it will clamp the screen between itseltI and tion and arrangement oi' the several parts, to said other strip and thus hold the screen in be hereinafter fully described, illustrated in adjusted position and against movement by 60 l5 the accompanying` drawings and specilically the spring roller.

pointed out in the appended claim. lrom the foregoing it will be seen that by lin describing my invention in detail, retermoving the strips 7 into clamping position, ence will be had to the ad'company-'ing drawthe screen will be held in adjusted position ings wherein like characters denote like or and will not be moved by the spring roller 65 corresponding parts throughout the several when the screen is released from the sash.

views, and in which lt is thought from the foregoing descrip- Figure 1 is a view partly in section of the tion that the advantages and novel features lower halt of a window, showing the invenofmy invention will be readily apparent.

tion used to clamp the edges ofascreen placed lt is to be understood that l may make 70 on a spring roller located in a chamber changes in the construction and in the com- Yformed inthe window trame, with means 'for bination and arrangement ot the several detachably connecting the tree end ot the parts, provided. that such changes tall within screen to a sash. the scope of the appended claim.

Figure Q is a section on line 2-2 of Fig- Vihat l claim is 75 ure l. Means for holding in adjusted position a Figure 3 is a section on line 33 ot Fig screen having one end fastened to a spring nre 2. roller mounted in a window trame, with the As described in the before mentioned appliother end of the screen detachably connected cation, a chamber 1 is formed in the window with the sash, comprising guiding strips for 80 'trame A and a spring roller 2 is journaled in the side edges of the screen, one strip of each said chamber, with one end ci a screen 3 pair oit guiding strips being movably ar attached to the roller. lhe other end ot the ranged, manually operated means for moving screen has attached thereto a member 4 which the said strip toward and away from the carries a pair of keeper eyes which are adaptother strip, such means comprising an eX- ed to be engaged by parts of a latch rod longitension on each strip having an opening theretudinally movable in the sash B of the winin, a crank shaft jonrnaled in the window dow and having a handle part 5 attached to frame with one end engaging the opening in the rod which extends through a slot 6 formed the extension and a handle connection vwith in the sash so that by moving the rod by its the outer end of each shaft. oo "t5 handle part 5, the screen may be attached lin testimony whereof l ailix my signature.,

to nr detached from the sash. --`li/il'llhlillilitl il.` DUFFIGYA 

